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What to Send Former Colleagues to Stay in Touch

By Shawn Gregoire, founder of Capstone Outreach · Updated October 2026

Send former colleagues a short, specific note that names something real you shared and asks for nothing. That could be a project, a lesson or a hard week. That rule, a specific memory with no ask, makes the note feel like friendship, not networking. Keep it under 120 words. Mention what you each do now, and leave an easy opening to reply or grab coffee.

Former colleagues often know your work best, and they scatter fast once someone leaves. A short note in the first months keeps the tie from quietly fading. Staying in touch is far easier than restarting after years of silence.

What makes it land is detail. Mention a project, a habit or a moment only the two of you share. Keep any ask out of it unless you say so up front. People reply to messages that sound like they were written for them.

On this page
  1. 10 examples to copy
  2. When to send it
  3. Subject lines
  4. What to avoid
  5. After you send it
  6. Frequently asked questions
  7. Related messages

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Free, no signup. The example is filled in: press the button, then replace it with your own situation. In Capstone, a message like it is written for each person you know when their check-in is due.

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10 examples to copy

One message is easy. Hundreds of people, all year, is the hard part. Capstone Outreach puts everyone you know on a rhythm you pick, from weekly to every three months. When someone is due, a message like these is already written in your voice from your history with them. You approve it, and it goes from your own email or phone. See how it works.

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Everyone on a rhythm. Who is due, and when. Recorded in the app on a demo account.

1. Email: The week after you leave, to a close teammate

Subject: Staying in touch after [Company]

Hi [Name], My first week at [New Company] is done, and I keep catching myself wanting to message you about things. That probably says enough. I wanted to thank you properly for [specific detail, e.g. covering for me during the Q3 launch]. Working next to you made [Company] a place I looked forward to, and I learned more from watching you handle [specific situation] than from any training. I'd like to stay in touch for real, not just on paper. My personal email is [email] and my cell is [number]. Coffee in a month or so? [Your name]

Why it works: It names a real thing they did and hands over personal contact details. That turns a goodbye into an open door.

2. Text: When they just started somewhere new

Hey [Name], saw you started at [New Company]. They're lucky. [Company] already feels quieter without you on [specific detail, e.g. the Monday calls]. Let me know how the first few weeks go, and save my number.

Why it works: It's quick and warm. It gives them an easy reason to reply with an update.

3. Email: After two years of silence, no ask

Subject: Thought of you this week

Hi [Name], It's been way too long. This week I was [specific trigger, e.g. walking a new hire through the pricing model we built] and realized I still use the approach you came up with at [Company]. It held up. No agenda here. I just wanted you to know that work stuck with me, and I'd love to hear what you're up to now. I'm at [Your Company] doing [one line on your role], still [small personal detail]. If you're ever up for a call or coffee, I'm in. [Your name]

Why it works: Opening with how their work still matters to you makes the long gap fade. It also removes any fear of an ask.

4. Email: Thanking a former manager who shaped you

Subject: Something I never properly thanked you for

Hi [Name], I've been meaning to write this for a while. When you [specific detail, e.g. pushed me to present the board update myself], I was terrified, and it was the moment I started taking myself seriously at work. I now lead a team of [number] at [Your Company], and I catch myself doing what you did: [specific habit, e.g. asking 'what would you do?' before giving an answer]. It works. Thank you. I hope [their current role] is treating you well. I'd love to buy you lunch next time I'm in [city]. [Your name]

Why it works: Specific credit for a specific moment is the rarest and most remembered kind of thanks a manager gets.

5. Text: Something reminded you of them

[Name], someone just said [inside phrase or specific detail] in a meeting and I nearly laughed out loud. Instantly thought of you and the [Company] days. Hope you're doing great. What's new with you?

Why it works: A shared memory is a low-pressure reason to reach out that needs no explanation.

6. Email: Congratulating them on a promotion or announcement

Subject: Congrats on [new role]

Hi [Name], Just saw the news about [new role or milestone]. Congratulations. Honestly, it's no surprise to anyone who watched you [specific detail, e.g. rebuild the onboarding process from scratch] at [Company]. I'd love to hear how it came together and what you're focused on now. Things on my side are good: [one line update]. No need for a long reply. I just wanted to say I'm cheering for you. [Your name]

Why it works: It ties their win to something you saw firsthand. Saying no long reply is needed makes responding easy.

7. Email: Reconnecting when you do have a small ask

Subject: A question from your old [Company] teammate

Hi [Name], It's been a while, and I'll be upfront: I have a favor to ask, but I also want to catch up. I'm [situation, e.g. exploring roles in healthcare operations], and you were the first person I thought of because of [specific reason]. Would you have 20 minutes in the next few weeks to share what you've learned? Happy to work around your schedule. Either way, I'd love to hear how you're doing. Last I saw, you were [what they were doing]. How's that going? [Your name]

Why it works: Naming the ask openly respects their time. It lands far better than a fake catch-up that turns into a request.

8. Email: Sharing something useful for their current work

Subject: Saw this and thought of your team

Hi [Name], I came across [article, talk or contact] on [topic] and thought of you right away, given what you're building at [New Company]. [One sentence on why it's relevant to them.] Here it is: [link]. No reply needed. It's been fun watching your work from a distance since [Company]. If you ever want to compare notes on [shared area], I'm always up for it. [Your name]

Why it works: Sending something tied to their current job shows you pay attention. It keeps you useful, not just nostalgic.

9. Text: You'll be in their city

Hi [Name], it's [Your name] from [Company]. I'm in [city] [dates] for work. Any chance you're free for coffee or a quick drink? Would love to catch up. No worries if the timing doesn't work.

Why it works: A set time and place makes the reunion really happen. Otherwise it stays a vague plan to get together.

10. Email: After the old company was acquired, restructured or shut down

Subject: The old [Company] crew

Hi [Name], I heard the news about [Company], and I've been thinking about the team. Whatever happens to the name on the door, the work we did on [specific project] was real, and so was the group. If you're figuring out what's next, I'm glad to help however I can: introductions, a reference, or just a sounding board. I'm at [Your Company] now and know a few people in [field]. Either way, let's not lose track of each other. Coffee soon? [Your name]

Why it works: Offering specific help during a hard moment is the kind of message people remember for years.

Sending these to more than a few people? See how people keep track of who to follow up with, and when: what a personal CRM does and the best personal CRMs, compared.

When to send it

Subject lines

What to avoid

After you send it

If you don't hear back, wait about two weeks. Then send one short follow-up that adds something new, like a link or a question about their role. Don't ask if they saw your email. If there's still nothing, let it rest. A warm note is never wasted. Once you reconnect, reach out every three to six months with a real reason. Good reasons are their news, a useful intro or a quick congrats. Set a calendar reminder so it doesn't depend on memory.

Building the habit: how to keep in touch with contacts and what a personal CRM does.

Lots of old coworkers, one rhythm Put a whole group of former colleagues on a check-in every few months in one step. Each note is written for that person, and you approve every one.

Start 14 days free, then $25/mo

A study of 20 million LinkedIn members found that acquaintances, more than close friends, led to new jobs (Science, 2022). Capstone keeps those people warm. You approve every message, and it goes from your own email or phone.

Frequently asked questions

What is a nice goodbye message for colleagues?

A nice goodbye message thanks colleagues for something specific, says where you're headed and gives a personal way to reach you. For example: 'Today's my last day. Thank you for [specific detail], especially [moment]. I'm off to [New Company], and I'd love to stay in touch at [email or phone].' Keep it short and skip complaints. Send your own notes to the few people who mattered most.

What is a short message to send a former colleague?

A short message names one shared memory and asks one easy question. Try: 'Hi [Name], I was thinking about [specific project] at [Company] today and it made me smile. How's everything at [New Company]?' Two or three sentences is plenty for a text or quick email. Just make sure the detail is real and specific to them.

Is it weird to message an ex colleague out of the blue?

No, it's rarely weird. Most people are glad to hear from someone they worked with. It only feels odd when the message is vague or hides an ask. Give a reason for writing, like something that reminded you of them or news you saw. Then the out-of-the-blue part disappears.

How do I reach out to an old colleague I haven't talked to in years?

Note the gap briefly. Then lead with a specific memory or how their work still shapes yours. Skip long apologies for the silence. Share one line about what you do now and ask what they're up to. Offer an easy next step like a call or coffee. If you need something, say so plainly.

Should I contact former colleagues by email, text or a social network message?

Use the channel you actually used together. Text works for people you were close to and already texted. Email suits former managers and anyone you want to write a few thoughtful lines to. A social network message is fine when it's the only contact you have. Move to email or phone once they reply.

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